Medicine ball



FIG. 1 is a right, top, front perspective view of a medicine ball showing my new design;

FIG. 2 is a top plan view of the medicine ball of FIG. 1;

FIG. 3 is a front elevation view of the medicine ball of FIG. 1;

FIG. 4 is a rear elevation view of the medicine ball of FIG. 1; and,

FIG. 5 is a right side elevation view of the medicine ball of FIG. 1; the left side elevation being a mirror image of the right side.

The broken line showing portions of the medicine ball depicts environment and forms no part of the claim. 

CLAIM The ornamental design for a medicine ball, as shown and described. 